<template>
	<view>
		<view class="goods-list">
			<view v-for="(goods,index) in goodsList" :key="index" @click="gotoDetail(goods)">
				<my-goods :goods="goods"></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 请求参数对象
				queryObj: {
					query:'',
					cid:'',
					pagenum:1,
					pagesize:10
				},
				goodsList: [],
				total: 0,
				isLoading: false

			};
		},
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			
			console.log(this.queryObj)
			
			this.getGoodsList()
		},
		methods: {
			async getGoodsList(cb){
				// 打开节流阀
				this.isLoading = true
				const {data:res} = await uni.$http.get('/goods/search', this.queryObj)
				
				this.isLoading = false
				
				cb && cb()
				if(res.meta.status !== 200)  return uni.$showMsg()
				this.goodsList = [...this.goodsList,...res.message.goods]
				this.total = res.message.total
				
			},
			gotoDetail(goods){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id=' + goods.goods_id
				})
			},
			onReachBottom(){
				if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('数据已加载尽矣')
				
				if(this.isLoading) return
				
				this.queryObj.pagenum++
				this.getGoodsList()
			},
			onPullDownRefresh(){
				// 重置关键数据
				this.queryObj.pagenum = 1
				this.total = 0
				this.isLoading = false
				this.goodsList = []
				// 重新发起数据请求
				this.getGoodsList(()=>uni.stopPullDownRefresh())
				
				
			}
		}
	}
</script>

<style lang="scss">

	
</style>
